The Park Preset Torque Drivers are to best way to prevent installation damage

CNC-finished actuation lever for even smoother engagement

PSI and Bar increments on gauge

4ÔÇØ x 4

Installation is just as easy

Race Face Crank Boots Pair - Blue - Small - Alloy Images Uploaded - Ready for Review The Park Preset Torque DriversProtect your carbon or alloy cranks from the abuse of trail riding. These are a must have item when using carbon cranks. We use these boots with our Race Face cranks and they have held up extremely well and have done an exceptional job protecting the crank arms. No more worrying about bashing your crank arms on rough trails! To install, remove pedals and slip over the end of your crank arms. Medium Carbon Compatibility: Sixc Cinch Sixc (24mm Spindle)